Index: python/utils.py
===================================================================
--- python/utils.py	(revision 13044)
+++ python/utils.py	(working copy)
@@ -160,7 +160,22 @@
 
   return True
 
+def canUninstallPlugin(packageName):
+  """ Conform that a plugin can be uninstalled """
+  global plugins, active_plugins
 
+  if not plugins.has_key(packageName): return False
+  if packageName not in active_plugins: return False
+
+  try:
+    metadata = plugins[packageName]
+    if "canUninstall" not in dir(metadata):
+      return True
+    return bool(metadata.canUninstall())
+  except:
+    return False
+
+
 def unloadPlugin(packageName):
   """ unload and delete plugin! """
   global plugins, active_plugins
Index: src/app/qgspluginmanager.cpp
===================================================================
--- src/app/qgspluginmanager.cpp	(revision 13044)
+++ src/app/qgspluginmanager.cpp	(working copy)
@@ -407,9 +407,12 @@
       {
         if ( mPythonUtils && mPythonUtils->isEnabled() )
         {
-          mPythonUtils->unloadPlugin( baseName );
-          //disable it to the qsettings file
-          settings.setValue( "/PythonPlugins/" + baseName, false );
+		  if( mPythonUtils->canUninstallPlugin( baseName ) )
+		  {
+            mPythonUtils->unloadPlugin( baseName );
+            //disable it to the qsettings file
+            settings.setValue( "/PythonPlugins/" + baseName, false );
+		  }
         }
       }
       else // C++ plugin
Index: src/python/qgspythonutils.h
===================================================================
--- src/python/qgspythonutils.h	(revision 13044)
+++ src/python/qgspythonutils.h	(working copy)
@@ -82,7 +82,9 @@
     virtual QString getPluginMetadata( QString pluginName, QString function ) = 0;
 
     //! unload plugin
-    virtual bool unloadPlugin( QString packageName ) = 0;
-};
+    virtual bool canUninstallPlugin( QString packageName ) = 0;
 
+    //! unload plugin
+    virtual bool unloadPlugin( QString packageName ) = 0;};
+
 #endif
Index: src/python/qgspythonutilsimpl.cpp
===================================================================
--- src/python/qgspythonutilsimpl.cpp	(revision 13044)
+++ src/python/qgspythonutilsimpl.cpp	(working copy)
@@ -423,6 +423,13 @@
 }
 
 
+bool QgsPythonUtilsImpl::canUninstallPlugin( QString packageName )
+{
+  QString output;
+  evalString( "qgis.utils.canUninstallPlugin('" + packageName + "')", output );
+  return ( output == "True" );
+}
+
 bool QgsPythonUtilsImpl::unloadPlugin( QString packageName )
 {
   QString output;
Index: src/python/qgspythonutilsimpl.h
===================================================================
--- src/python/qgspythonutilsimpl.h	(revision 13044)
+++ src/python/qgspythonutilsimpl.h	(working copy)
@@ -98,6 +98,9 @@
     //! @param function one of these strings: name, tpye, version, description
     QString getPluginMetadata( QString pluginName, QString function );
 
+	//! confirm it is ok to uninstall a plugin
+	bool canUninstallPlugin( QString packageName );
+
     //! unload plugin
     bool unloadPlugin( QString packageName );